OT-2026-000009875
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, vented after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000009875) never changes.
Identity and time
| Publication number | OT-2026-000009875 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb78-772a-913b-0336a01bb897 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000009875 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2873376150707e34698273bc51a5e3c1ebd6aac22519afef9f4f895900a4fa71 |
|---|---|
| Markdown | eb87397a324962b314084810c1b15390dc84e81491373d66c0ca1d198d79d781 |
| Publication page | d00edf403dca1499d916ab54399e970186fb85722116fc92aa81db61c830cedf |
| Manifest | ab744185e32b709980e3ff4c6738d5f496697b10fd37d7b666eb070bc68ed9d7 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | N4pbJVxbBl4qs/1rrHPkVJqf0no+LGPqVRFDZNfrBTN/DHsfGDLLyp8UIjwfzebn1i+ByLCCO67mRg3mpcBFCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:15:52.839947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009875observed d00edf403dca1499d916ab54399e9701...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:15:52.819865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009875/manifest.jsonobserved ab744185e32b709980e3ff4c6738d5f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:52.801624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009875/publication.mdobserved eb87397a324962b314084810c1b15390...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:15:52.783157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000009875/publication.txtobserved 2873376150707e34698273bc51a5e3c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|